IBPS Clerk Mains 2018 Paper

(e) Total unsubscribed viewers from Q
=3000×

15

100

–250=200
Total unsubscribed viewers from R
=3000×

28

100

–440=400
Total unsubscribed viewers in Q & R and subscribed
viewers in T = 200 + 400 + 180 = 780
Required central angle =

780

3000

×360=93.6°